WhattwostatementsaretrueaboutOracleEnterpriseManager’sJavaDiagnostictool,whichmakesthetoolsuitableforproductionserverdiagnostics?()A.virtuallyzerooverheadforapplicationrunningintheJVMB.nostallingofrunningJVMwhentakingaheapdumpformemoryanalysisC.noneedofmo
题目
WhattwostatementsaretrueaboutOracleEnterpriseManager’sJavaDiagnostictool,whichmakesthetoolsuitableforproductionserverdiagnostics?()
A.virtuallyzerooverheadforapplicationrunningintheJVM
B.nostallingofrunningJVMwhentakingaheapdumpformemoryanalysis
C.noneedofmodification，changes，orinstrumentationoftheapplicationsinceisusesNetworkProtocolAnalysis（NPAtechnology）
D.providesByteCodeInstrumentationforJava